Indoor Differential Pressure Transmitter | PMD330

Description Indoor Differential Pressure Transmitter | PMD330 Specifications: Sensor type Piezoelectric differential pressure module Measuring range ±50 … ±10000 pa Output 4 … 20 mA / 0 … 10 V Signal connection 3-wire Modbus RS-485 Accuracy(at 25°C) ±2.0% of F.S. Load resistance 4 … 20 mA < 500 Ω 0 … 10 V ≧ 10 KΩ Response time(t63) ≦2 ms Display type LCD module with back light, double line character Display range Upon request, 2 decimal place (as unit is Pa : 1 decimal place) Digit height 5.56 mm Measuring medium Air Operating temperature 0 … 50°C Operating humidity 0 … 95%(Non-condensing) Storage temperature -20 … 60°C Temperature drift ±1.75%(5 … 55°C) Power supply AC 24 V ±10% / DC 24 V ±10% Current consumption DC 24 V: ≦45 mA (Display) | ≦40 mA(Non-display) AC 24 V: ≦95 mA(Display) | ≦90 mA(Non-display) Overvoltage protection ≦DC 40 V Electrical connection M12 connector / M16 terminal Installation Indoor IP rating IP65 Electrical protection Polarity protection Over-voltage Short circuit Pressure resistance ±50 … ±500 pa:0.25 bar ±1000 … ±10000 pa:0.5 bar Burst pressure ±50 … ±2500 pa:0.75 bar ±5000 … ±10000 pa:1.25 bar Certification CE Housing PC fire-proof class(PC-110)(UL94V-2) Weight Display:152g;Non-display:127g *Please make sure the product and the device which connect with RS-485 are on common ground, to avoid damaging the product. Unit Pa mbar hPa kPa mmWS inH 2O mmHg ±50 / 100 0.5 / 1 0.5 / 1 0.05 / 0.1 5 / 10 0.2 / 0.4 0.375 / 0.75 Range ±300 / 500 3 / 5 3 / 5 0.3 / 0.5 30 / 50 1.2 / 2 2.25 / 3.75 ±1000 / 1600 / 2500 10 / 16 / 25 10 / 16 / 25 1 / 1.6 / 2.5 100 / 160 / 250 4 / 6.4 / 10 7.5 / 12 / 18.75 ±5000 / 7500 / 10000 50 / 75 / 100 50 / 75 / 100 5 / 7.5 / 10 500 / 750 / 1000 20 / 30 / 40 37.5 / 56.25 / 75 Indoor Differential Pressure Transmitter | PMD330